Kragh, U. T. (2013). The Foundation for Yoga practitioners. Harvard Oriental Series volume 75.
Čikaški stil citiranjaKragh, Ulrich Timme. "The Foundation for Yoga Practitioners." Harvard Oriental Series Volume 75 2013.
MLA način citiranjaKragh, Ulrich Timme. "The Foundation for Yoga Practitioners." Harvard Oriental Series Volume 75 2013.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.